Ghost Adventures In this new episode the guys visit a 150-year-old Texas inn that was built on top of an old battleground. 9 p.m. Travel

Strike Back In Beirut, Kamali (Zubin Varla) earns Stonebridge and Scott's (Philip Winchester, Sullivan Stapleton) trust by introducing them to former SAS mercenary James Leatherby (Dougray Scott), who's planning to smuggle al-Zuhari into town in this new episode. 10 p.m. Cinemax

Continuum When Travis (Roger R. Cross) gets hold of a second CPS suit, Kiera and Carlos (Rachel Nichols, Victor Webster) race the clock to stop him. Erik Knudsen and Magda Apanowicz also star and Hugh Dillon returns as Escher in this new episode. 10 p.m. Syfy

SPECIALS

We Were There: The March on Washington — An Oral History The new special reflects on the historic March on Washington for Jobs and Freedom in its 50th anniversary. 7 p.m. CNN

MOVIES

Venus and Serena This 2012 follows tennis superstars Venus and Serena Williams in 2011, when a variety of crises threatened their standings in the game. Billie Jean King and John McEnroe and others provide commentary. 9 p.m. Showtime